Preserve trailing spaces with capture-pane -J, from George Nachman.

pull/1/head
Nicholas Marriott 2013-03-25 10:05:35 +00:00
parent e2e85650ac
commit e85f764f23
2 changed files with 62 additions and 47 deletions

View File

@ -31,8 +31,8 @@ enum cmd_retval cmd_capture_pane_exec(struct cmd *, struct cmd_q *);
const struct cmd_entry cmd_capture_pane_entry = {
"capture-pane", "capturep",
"b:CeE:JpS:t:", 0, 0,
"[-CeJp] [-b buffer-index] [-E end-line] [-S start-line]"
"ab:CeE:JpqS:t:", 0, 0,
"[-aCeJpq] [-b buffer-index] [-E end-line] [-S start-line]"
CMD_TARGET_PANE_USAGE,
0,
NULL,
@ -50,67 +50,82 @@ cmd_capture_pane_exec(struct cmd *self, struct cmd_q *cmdq)
struct screen *s;
struct grid *gd;
int buffer, n, with_codes, escape_c0, join_lines;
u_int i, limit, top, bottom, tmp;
u_int i, limit, top, bottom, tmp, sx;
size_t len, linelen;
struct grid_cell *gc;
const struct grid_line *gl;
if (cmd_find_pane(cmdq, args_get(args, 't'), NULL, &wp) == NULL)
return (CMD_RETURN_ERROR);
s = &wp->base;
gd = s->grid;
if (args_has(args, 'a')) {
s = NULL;
gd = wp->saved_grid;
sx = screen_size_x(&wp->base);
if (gd == NULL && !args_has(args, 'q')) {
cmdq_error(cmdq, "no alternate screen");
return (CMD_RETURN_ERROR);
}
} else {
s = &wp->base;
sx = screen_size_x(s);
gd = s->grid;
}
buf = NULL;
len = 0;
n = args_strtonum(args, 'S', INT_MIN, SHRT_MAX, &cause);
if (cause != NULL) {
top = gd->hsize;
free(cause);
} else if (n < 0 && (u_int) -n > gd->hsize)
top = 0;
else
top = gd->hsize + n;
if (top > gd->hsize + gd->sy - 1)
top = gd->hsize + gd->sy - 1;
if (gd != NULL) {
n = args_strtonum(args, 'S', INT_MIN, SHRT_MAX, &cause);
if (cause != NULL) {
top = gd->hsize;
free(cause);
} else if (n < 0 && (u_int) -n > gd->hsize)
top = 0;
else
top = gd->hsize + n;
if (top > gd->hsize + gd->sy - 1)
top = gd->hsize + gd->sy - 1;
n = args_strtonum(args, 'E', INT_MIN, SHRT_MAX, &cause);
if (cause != NULL) {
bottom = gd->hsize + gd->sy - 1;
free(cause);
} else if (n < 0 && (u_int) -n > gd->hsize)
bottom = 0;
else
bottom = gd->hsize + n;
if (bottom > gd->hsize + gd->sy - 1)
bottom = gd->hsize + gd->sy - 1;
n = args_strtonum(args, 'E', INT_MIN, SHRT_MAX, &cause);
if (cause != NULL) {
bottom = gd->hsize + gd->sy - 1;
free(cause);
} else if (n < 0 && (u_int) -n > gd->hsize)
bottom = 0;
else
bottom = gd->hsize + n;
if (bottom > gd->hsize + gd->sy - 1)
bottom = gd->hsize + gd->sy - 1;
if (bottom < top) {
tmp = bottom;
bottom = top;
top = tmp;
}
if (bottom < top) {
tmp = bottom;
bottom = top;
top = tmp;
}
with_codes = args_has(args, 'e');
escape_c0 = args_has(args, 'C');
join_lines = args_has(args, 'J');
with_codes = args_has(args, 'e');
escape_c0 = args_has(args, 'C');
join_lines = args_has(args, 'J');
gc = NULL;
for (i = top; i <= bottom; i++) {
line = grid_string_cells(s->grid, 0, i, screen_size_x(s),
&gc, with_codes, escape_c0);
linelen = strlen(line);
gc = NULL;
for (i = top; i <= bottom; i++) {
line = grid_string_cells(gd, 0, i, sx, &gc, with_codes,
escape_c0, !join_lines);
linelen = strlen(line);
buf = xrealloc(buf, 1, len + linelen + 1);
memcpy(buf + len, line, linelen);
len += linelen;
buf = xrealloc(buf, 1, len + linelen + 1);
memcpy(buf + len, line, linelen);
len += linelen;
gl = grid_peek_line(s->grid, i);
if (!join_lines || !(gl->flags & GRID_LINE_WRAPPED))
buf[len++] = '\n';
gl = grid_peek_line(gd, i);
if (!join_lines || !(gl->flags & GRID_LINE_WRAPPED))
buf[len++] = '\n';
free(line);
}
free(line);
}
} else
buf = xstrdup("");
if (args_has(args, 'p')) {
c = cmdq->client;

View File

@ -234,5 +234,5 @@ grid_view_string_cells(struct grid *gd, u_int px, u_int py, u_int nx)
px = grid_view_x(gd, px);
py = grid_view_y(gd, py);
return (grid_string_cells(gd, px, py, nx, NULL, 0, 0));
return (grid_string_cells(gd, px, py, nx, NULL, 0, 0, 0));
}